Author: The Image Quality Professor

How to fix Purple Fringing

When capturing objects with a very high local contrast, you often get a halo of purple/reddish colors along the contrast edges. See how the Professor removes this optical artifact known as purple fringing.

How to fix permanent hot pixels

If you mainly shoot in bright daylight you may never notice these defective pixels. However, if you have a really dark area in your image, it suddenly becomes quite easy to spot them. But not to worry, it is very easy to remove such hot pixels.